Dogs are partially colorblind — here's what colors they can and can't see and how their vision differs from ours.

Humans tend to prefer dogs with darker eyes, scientists have found, which could be linked to how they evolved from wolves. Dogs evolved from their closest relatives, gray wolves. Over time, they ...

The internet has dubbed these sideways glances of judgment as “side eye”. This expression has gone viral in memes, videos, and photos, and has caused many to wonder what it means when dogs do this.

A veterinary ophthalmologist wanted to determine factors, including age and vision, that influence a dog's interest in interacting with video content. Ultimately, the goal of the study, which launched ...

Every dog owner knows the moment when the door opens and calm turns into excitement. Your dog darts toward you, tail wagging ...

As our beloved canine companions age, they can suffer from a variety of vision-related issues. Just like humans, dogs experience a decline in sight due to various factors, including oxidative stress, ...

Cherry eye in dogs can be a concerning condition as it can look very angry and uncomfortable. Many animals have three sets of eyelids (so do humans, but ours are much smaller) and the tear gland in ...